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说明：  也是使用同态滤波对图像进行对比度增强以及去雾处理，不过可以适用于彩色图像。(Homomorphic filtering is also used for contrast enhancement and image processing to the fog, but can be applied to color images.)

说明：  this code is usable for embed watermark into image

基于dwL的数宇水印程序，，一维离散小波变换(dwL based on the number of buildings watermarking procedure, a peacekeeping DWT)

surface acoustic wave for filter correlation

simulink完成的OFDM系统的符号同步，很好的OFDM初学者例程，帮助你理解ofdm系统的原理和结构(simulink OFDM system complete synchronization, OFDM good beginner routine, to help you understand the principles and structure of ofdm system)

轮轨接触点扫描方法，用扫描的方法计算求得任意轮轨型面的轮轨接触点(Wheel-rail contact point scanning method, the method of calculation obtained by scanning any type of wheel and rail wheel-rail contact point surface)

Toefl Writing, learn how to pass the exam

buck boost仿真，可以用MATLAB打开，示波器输出图像(buck boost)

说明：  系统仿真与建模的程序，详细易懂，matlab环境(System simulation and modeling procedures, detailed easy to understand, matlab environment)

logistic曲线拟合对未开进行预测分析(logistic fit)